3b+4b=8

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Solution for 3b+4b=8 equation: 



3b+4b=8

We move all terms to the left:

3b+4b-(8)=0

We add all the numbers together, and all the variables

7b-8=0

We move all terms containing b to the left, all other terms to the right

7b=8

b=8/7

b=1+1/7

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